Fix version string

Author: spier

.github/workflows/generate-mindmap.yml

@@ -44,7 +44,7 @@ jobs:
     - name: Screenshot Markmap Website
       id: screenshot-generator
       # uses: swinton/screenshot-website@v1.x
-      uses: AxolStudio/screenshot-website@v1.1
+      uses: AxolStudio/screenshot-website@1.1
       with:
         source: pattern-categorization/${{ matrix.folder }}/innersource-program-mind-map.html #strange syntax here. seems to not respect the working-directory default either
         destination: innersource-program-mind-map.png